Synonyms: Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-methoxy-6-((2-sulfoethyl)amino)-1,3,5-triazin-2-yl)amino)-, sodium salt, compd.with 2-aminoethanesulfonic acid monosodium salt and 2,2'-iminobis (ethanol);Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-methoxy-6-((2-sulfoethyl)amino)-1,3,5-triazin-2-yl)amino)-, sodium salt, compd. with 2-aminoethanesulfonic acid monosodium salt and 2,2'-iminobis(ethanol)